Base | Representation |
---|---|
bin | 10001000011111… |
… | …11111001100010 |
3 | 100222022202201220 |
4 | 20201333321202 |
5 | 243120131320 |
6 | 22111435510 |
7 | 3355405146 |
oct | 1041777142 |
9 | 328282656 |
10 | 143130210 |
11 | 7387a933 |
12 | 3bb25b96 |
13 | 23865042 |
14 | 1501b226 |
15 | c873e40 |
hex | 887fe62 |
143130210 has 32 divisors (see below), whose sum is σ = 349997760. Its totient is φ = 37447488.
The previous prime is 143130209. The next prime is 143130227. The reversal of 143130210 is 12031341.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a self number, because there is not a number n which added to its sum of digits gives 143130210.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43420 + ... + 46599.
It is an arithmetic number, because the mean of its divisors is an integer number (10937430).
Almost surely, 2143130210 is an apocalyptic number.
143130210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
143130210 is an abundant number, since it is smaller than the sum of its proper divisors (206867550).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
143130210 is a wasteful number, since it uses less digits than its factorization.
143130210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 90082.
The product of its (nonzero) digits is 72, while the sum is 15.
The square root of 143130210 is about 11963.7038579196. The cubic root of 143130210 is about 523.0908252948.
Adding to 143130210 its reverse (12031341), we get a palindrome (155161551).
The spelling of 143130210 in words is "one hundred forty-three million, one hundred thirty thousand, two hundred ten".
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